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Related papers: Thin-shell wormholes in Einstein-Born-Infeld theor…

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In this paper, we employ cut and paste scheme to construct thin-shell wormhole of a charged black string with $f(R)$ terms. We consider $f(R)$ model as an exotic matter source at wormhole throat. The stability of the respective solutions…

General Physics · Physics 2014-10-20 M. Sharif , Z. Yousaf

In this paper, we construct thin-shell wormholes from charged black string through cut and paste procedure and investigate its stability. We assume modified generalized Chaplygin gas as a dark energy fluid (exotic matter) present in the…

General Relativity and Quantum Cosmology · Physics 2015-06-16 M. Sharif , M. Azam

Spacetime wormholes in isotropic spacetimes are represented traditionally by embedding diagrams which were symmetric paraboloids. This mirror symmetry, however, can be broken by considering different sources on different sides of the…

General Relativity and Quantum Cosmology · Physics 2018-06-15 S. Danial Forghani , S. Habib Mazharimousavi , M. Halilsoy

Recently in (Phys. Rev. D 76, 087502 (2007) and Phys. Rev. D 77, 089903(E) (2008)) a thin-shell wormhole has been introduced in 5-dimensional Einstein-Maxwell-Gauss-Bonnet (EMGB) gravity which was supported by normal matter. We wish to…

General Relativity and Quantum Cosmology · Physics 2015-03-13 S. Habib Mazharimousavi , M. Halilsoy , Z. Amirabi

Within the framework of $F(R)$ theories of gravity with (2+1)-dimensions and constant scalar curvature $R$, we construct a family of thin-shell wormholes with circular symmetry and we analyze the stability of the static configurations under…

General Relativity and Quantum Cosmology · Physics 2023-01-31 Cecilia Bejarano , Ernesto F. Eiroa , Griselda Figueroa-Aguirre

Static axisymmetric thin-shell wormholes are constructed within the framework of the Brans-Dicke scalar-tensor theory of gravity. Examples of wormholes associated with vacuum and electromagnetic fields are studied. All constructions must be…

General Relativity and Quantum Cosmology · Physics 2016-02-12 Ernesto F. Eiroa , Claudio Simeone

Based on the recently introduced black-bounce spacetimes, we shall consider the construction of the related spherically symmetric thin-shell traversable wormholes within the context of standard general relativity. All of the really unusual…

General Relativity and Quantum Cosmology · Physics 2020-06-23 Francisco S. N. Lobo , Alex Simpson , Matt Visser

We revisit the regular black hole found by Hayward in $4-$dimensional static, spherically symmetric spacetime. To find a possible source for such a spacetime we resort to the non-linear electrodynamics in general relativity. It is found…

General Relativity and Quantum Cosmology · Physics 2014-03-17 M. Halilsoy , A. Ovgun , S. Habib Mazharimousavi

In this article we theoretically construct circular thin-shell wormholes in a 2+1 dimensional spacetime. The construction is symmetric with respect to the throat. We present a general formalism for the study of the mechanical stability…

General Relativity and Quantum Cosmology · Physics 2014-09-11 Cecilia Bejarano , Ernesto F. Eiroa , Claudio Simeone

In this work, we study the thin-shell wormholes in dRGT massive gravity. In order to joint two bulks of the spacetime geometry, we first derive junction conditions of the dRGT spacetime. This results the dynamics of the spherical thin-shell…

General Relativity and Quantum Cosmology · Physics 2020-08-14 Takol Tangphati , Auttakit Chatrabhuti , Daris Samart , Phongpichit Channuie

In this paper, we construct thin-shell wormholes from regular Ayon-Beato and Garcia black hole by employing cut and paste formalism and examine their stability. We analyze attractive and repulsive characteristics of wormholes corresponding…

General Relativity and Quantum Cosmology · Physics 2017-03-08 M. Sharif , Saadia Mumtaz

We cut a general, static, spherically symmetric spacetime and paste its copy to make a wormhole with a thin shell of any barotropic fluid in general relativity. We show that the stability of the thin-shell wormhole is characterized by a set…

General Relativity and Quantum Cosmology · Physics 2024-01-30 Naoki Tsukamoto , Takafumi Kokubu

In this paper we have constructed a new class of thin-shell wormholes from black holes in Ho\v{r}ava-Lifshitz gravity. Particular emphasis is placed on those aspects that allow a comparison of Ho\v{r}ava-Lifshitz to Einstein gravity. The…

General Relativity and Quantum Cosmology · Physics 2011-07-11 Farook Rahaman , P. K. F. Kuhfittig , M. Kalam , A. A. Usmani , Saibal Ray

A thin-shell wormhole is crafted by the cut-and-paste method of two Bardeen de-Sitter black holes using Darmois-Israel formalism. Energy conditions are considered for different values of magnetic charge while both mass and cosmological…

General Relativity and Quantum Cosmology · Physics 2020-02-11 Hassan Alshal

We construct wormholes in Einstein-vector-Gauss-Bonnet theory where a real massless vector field is coupled to the higher curvature Gauss-Bonnet invariant. We consider three coupling functions which depend on the square of the vector field.…

General Relativity and Quantum Cosmology · Physics 2022-09-28 Simon Barton , Claus Kiefer , Burkhard Kleihaus , Jutta Kunz

Within 2+1-dimensional cosmological new massive gravity, we consider thin-shell and thin-shell wormhole construction. For this, we introduce first, the junction conditions apt for the fourth order terms in the action of the theory. Then, by…

General Relativity and Quantum Cosmology · Physics 2019-06-04 S. Danial Forghani , S. Habib Mazharimousavi , M. Halilsoy

The purpose of this paper is to examine the possible existence or construction of traversable wormholes supported by generalized Chaplygin gas (GCG) by starting with a general line element and the Einstein tensor, together with the equation…

General Relativity and Quantum Cosmology · Physics 2009-03-16 Peter K. F. Kuhfittig

The stability of thin shell wormholes and black holes to linearized spherically symmetric perturbations about a static equilibrium is analyzed. Thin shell formalism is explored and junctions formed from combinations of Schwarzschild,…

General Relativity and Quantum Cosmology · Physics 2026-01-13 Travis Seth Rippentrop , Avijit Bera , Mustapha Ishak

A novel framework is presented that can be adapted to a wide class of generic spherically symmetric thin-shell wormholes. By using the Darmois--Israel formalism, we analyze the stability of arbitrary spherically symmetric thin-shell…

General Relativity and Quantum Cosmology · Physics 2015-12-29 Francisco S. N. Lobo , Mariam Bouhmadi-López , Prado Martín-Moruno , Nadiezhda Montelongo-García , Matt Visser

The purpose of this paper is to construct spherical thin-shell wormhole solutions through cut and paste technique and investigate the stability of these solutions in the vicinity of modified Chaplygin gas. The Darmois-Israel formalism is…

General Relativity and Quantum Cosmology · Physics 2013-10-02 M. Sharif , M. Azam